from langchain.text_splitter import RecursiveCharacterTextSplitter

doc_str = """
撒大声地发生的  大法师的发大水打发斯蒂芬 是的发生大法师大V啊v出vv啊发大水大法师大法师代发湿哒哒
额放弃哦i合格好气儿哦个v
水电费企鹅包切尔奇而工期二嘎
"""
text_splitter = RecursiveCharacterTextSplitter(
    chunk_size=80,
    chunk_overlap=30
)

docs = text_splitter.create_documents([doc_str])
for doc in docs:
    print(doc.page_content)